Home / 4,456.10-6,144.90-2,686.65

Finding the Fourth Proportional to 4,456.10, 6,144.90 and 2,686.65

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Solution

The fourth proportional to 4,456.10, 6,144.90 and 2,686.65 is: 3,704.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,456.10 : 6,144.90 = 2,686.65 : x
  2. Step 2: Convert to fraction form
    4,456.10/6,144.90 = 2,686.65/x
  3. Step 3: Cross multiply
    4,456.10x = 6,144.90 × 2,686.65
  4. Step 4: Simplify right side
    4,456.10x = 16,509,195.59
  5. Step 5: Solve for x
    x = 16,509,195.59/4,456.10
  6. Step 6: Final answer
    x = 3,704.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.